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BDP-S5000ES
IFD Board Flow
Is each voltage supplied to CN101?
See interface diagram_CN101 for voltage values
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Yes
Each voltage is not supplied to CN102 during P-ON
See interface diagram_CN102 for voltage values
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Yes
PS101, 102, 103 and 501 are not open
No
Remove the IFD board and check the following for short circuits. Are there any short circuits?
No
CN102 pin 1
㹤
GND, Pins (3-5)
㹤
GND
C119
㹤
GND
CN502 pin 5
㹤
GND
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Yes
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Yes
If C119 is short-circuited, replace IC102,103 and 501, then replace IC link. Otherwise, reaplce IFD board.
Signals below (PCONT) are Hi (2.5V o
r
hi
gher
) durin
g P-ON
No
Replace IC402 microcomputer
IC101 pin 1 IC102 pin 7 IC103 pin 7 IC104 pin 1 IC501 pin 1
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Yes
Check the voltages below and replace IC tha
t
are NG
IC101 pin 4: 3.3V IC102 pin 3: 3.3V IC103 pin 3: 1.55V IC104 pin 5: 5V IC501 pin 1: 11.7V/ 9.0V/ 7.1V
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PS102 is open
㹢
MB board is faulty.
Replace it, and then replace PS102.
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PS103 is open
㹢
If there is a short circuit
within MB board, replace MB board, and then replace PS103. If there is a short circuit within VP board, go
to VP Board Flow
.
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PS501 is open
㹢
To AU Board Flow
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TEL 13942296513 QQ 376315150 892498299